EP0911995A3 - Dispositif pour communication optique dans l'espace - Google Patents

Dispositif pour communication optique dans l'espace Download PDF

Info

Publication number
EP0911995A3
EP0911995A3 EP98120009A EP98120009A EP0911995A3 EP 0911995 A3 EP0911995 A3 EP 0911995A3 EP 98120009 A EP98120009 A EP 98120009A EP 98120009 A EP98120009 A EP 98120009A EP 0911995 A3 EP0911995 A3 EP 0911995A3
Authority
EP
European Patent Office
Prior art keywords
communication apparatus
space communication
light beam
optical signal
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP98120009A
Other languages
German (de)
English (en)
Other versions
EP0911995A2 (fr
EP0911995B1 (fr
Inventor
Tetsuo c/o Canon K.K. Sakanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP0911995A2 publication Critical patent/EP0911995A2/fr
Publication of EP0911995A3 publication Critical patent/EP0911995A3/fr
Application granted granted Critical
Publication of EP0911995B1 publication Critical patent/EP0911995B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
EP98120009A 1997-10-24 1998-10-22 Dispositif pour communication optique dans l'espace Expired - Lifetime EP0911995B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9309790A JPH11136190A (ja) 1997-10-24 1997-10-24 光空間通信装置
JP309790/97 1997-10-24
JP30979097 1997-10-24

Publications (3)

Publication Number Publication Date
EP0911995A2 EP0911995A2 (fr) 1999-04-28
EP0911995A3 true EP0911995A3 (fr) 2003-10-01
EP0911995B1 EP0911995B1 (fr) 2006-07-26

Family

ID=17997280

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98120009A Expired - Lifetime EP0911995B1 (fr) 1997-10-24 1998-10-22 Dispositif pour communication optique dans l'espace

Country Status (4)

Country Link
US (1) US6335811B1 (fr)
EP (1) EP0911995B1 (fr)
JP (1) JPH11136190A (fr)
DE (1) DE69835326T8 (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2172560C1 (ru) * 2000-06-08 2001-08-20 Васильев Владимир Павлович Устройство оптической связи
US6768876B1 (en) * 2000-07-28 2004-07-27 Terabeam Corporation Method and apparatus for tracking an optical communications system
US6674974B1 (en) * 2000-07-28 2004-01-06 Terabeam Corporation Method and apparatus for tracking in an optical communications system
EP1191715A3 (fr) * 2000-09-20 2004-09-22 Texas Instruments Inc. Reseau optique sans fil avec alignement direct du faisceau optique
JP3817451B2 (ja) * 2001-09-03 2006-09-06 キヤノン株式会社 空間光通信装置および空間光通信システム
US6788842B1 (en) * 2002-03-05 2004-09-07 Calient Networks Method and apparatus for internal monitoring and control of reflectors in an optical switch
US20040001720A1 (en) * 2002-06-27 2004-01-01 Krill Jerry A. Satellite-based mobile communication system
US7379088B2 (en) * 2002-07-01 2008-05-27 The Johns Hopkins University System and method for real-time image control and processing for use in wide area space based surveillance
US7627251B2 (en) * 2002-10-29 2009-12-01 Massachusetts Institute Of Technology Wavelength division and polarization division multiple access free space optical terminal using a single aperture
DE102004014465B4 (de) * 2003-03-27 2010-05-12 Canon K.K. Optische Übertragungsvorrichtung
JP4137678B2 (ja) * 2003-03-27 2008-08-20 オリンパス株式会社 光偏向装置と、光スイッチと、光偏向装置の制御方法
US7277641B1 (en) 2003-05-06 2007-10-02 Ball Aerospace & Technologies Corp. Multiple access space communications optical system using a common telescope aperture
GB0408122D0 (en) * 2004-04-13 2004-05-19 Koninkl Philips Electronics Nv Improvements relating to reception in optical networks
JP4371910B2 (ja) * 2004-05-31 2009-11-25 キヤノン株式会社 光空間伝送装置
US7668468B1 (en) 2004-10-01 2010-02-23 Ball Aerospace & Technologies Corp. Numerous user laser communications optical system using chromatic waveplates and a common telescope aperture
US9071352B2 (en) * 2005-09-02 2015-06-30 Georgios Margaritis Free space optics alignment method and apparatus
US7173426B1 (en) * 2005-11-29 2007-02-06 General Electric Company Optical link for transmitting data through air from a plurality of receiver coils in a magnetic resonance imaging system
US7646986B2 (en) * 2006-04-27 2010-01-12 Panasonic Corporation Optical receiving device and optical receiving method
US7920794B1 (en) 2007-01-05 2011-04-05 Lockheed Martin Corporation Free space optical communication
US7885548B1 (en) 2007-01-24 2011-02-08 Lockheed Martin Corporation Free space optical communication
US8200094B1 (en) * 2009-04-11 2012-06-12 Applied Micro Circuits Corporation System and method for free space optical connector alignment
NO20100377A1 (no) * 2010-03-16 2011-09-19 Polewall As Framgangsmåte for å rette en optisk mottaker mot en lyskilde og et apparat for utøvelse av framgangsmåten
JP5991697B2 (ja) * 2013-12-19 2016-09-14 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ 光接続装置、情報処理装置及びデータ伝送方法
SG11201605587WA (en) * 2014-01-10 2016-08-30 Palmer Labs Llc Diverged-beam communications system
US9413448B2 (en) * 2014-08-08 2016-08-09 Nxgen Partners Ip, Llc Systems and methods for focusing beams with mode division multiplexing
US9503182B2 (en) * 2014-08-20 2016-11-22 Raytheon Company Apparatus and method for reducing signal fading due to atmospheric turbulence
US10326561B2 (en) * 2015-06-24 2019-06-18 Toshiba Medical Systems Corporation Mirror-ring assembly for bi-directional optical communication between a rotor and a stator
US10476592B1 (en) * 2016-12-23 2019-11-12 X Development Llc Method of aligning transmit and receive beam for a free-space optical communication system
US11716140B2 (en) * 2019-01-24 2023-08-01 X Development Llc Two-mirror tracking system for free-space optical communication
KR102184984B1 (ko) * 2019-06-27 2020-12-01 한화시스템 주식회사 짐벌 구조를 가지는 ｆｓｏ 레이저 통신 단말
US10841007B1 (en) * 2019-12-19 2020-11-17 Bae Systems Information And Electronic Systems Integration Inc. Full duplex laser communication terminal architecture without dedicated beacon laser
US11009595B1 (en) 2020-11-13 2021-05-18 Bae Systems Information And Electronic Systems Integration Inc. Continuously variable optical beam splitter
US11002956B1 (en) 2020-11-19 2021-05-11 Bae Systems Information And Electronic Systems Integration Inc. Refractive laser communication beam director with dispersion compensation
CN115453766B (zh) * 2022-11-11 2023-03-24 南京英田光学工程股份有限公司 一种变高宽比扩束镜头以及含有该镜头的激光通信终端

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566126A (en) * 1967-11-29 1971-02-23 Sylvania Electric Prod Acquisition and tracking laser communication system
US5065455A (en) * 1988-05-20 1991-11-12 Sony Corporation Optical atmospheric link system
US5329395A (en) * 1991-12-28 1994-07-12 Sony Corporation Optical atmospheric communication system
EP0653852A1 (fr) * 1993-11-16 1995-05-17 Canon Kabushiki Kaisha Système de communication optique dans l'espace libre
EP0658987A1 (fr) * 1993-12-17 1995-06-21 Canon Kabushiki Kaisha Dispositif pour communication optique dans l'espace

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142400A (en) * 1989-12-26 1992-08-25 Cubic Corporation Method and apparatus for automatic acquisition and alignment of an optical beam communication link
US5627669A (en) 1991-11-13 1997-05-06 Canon Kabushiki Kaisha Optical transmitter-receiver
JPH05145496A (ja) 1991-11-15 1993-06-11 Canon Inc 双方向光伝送装置
JPH05136740A (ja) 1991-11-15 1993-06-01 Canon Inc 光空間通信装置
US5545962A (en) * 1992-08-18 1996-08-13 Canon Kabushiki Kaisha Positioning system
JPH06104848A (ja) 1992-09-21 1994-04-15 Canon Inc 双方向空間光通信装置
US5680241A (en) 1992-12-30 1997-10-21 Canon Kabushiki Kaisha Optical space communication
JPH0820510B2 (ja) * 1993-01-19 1996-03-04 株式会社エイ・ティ・アール光電波通信研究所 光通信機光学系のアライメント調整システム
JP3323651B2 (ja) * 1993-09-24 2002-09-09 キヤノン株式会社 光空間通信装置
JPH07218862A (ja) * 1994-02-04 1995-08-18 Canon Inc 空間光伝送装置
JP3311187B2 (ja) * 1995-01-26 2002-08-05 キヤノン株式会社 双方向光空間伝送装置
US5794078A (en) * 1995-09-11 1998-08-11 Nikon Corporation Image movement correction of camera
US5786923A (en) * 1996-03-29 1998-07-28 Dominion Communications, Llc Point-to-multipoint wide area telecommunications network via atmospheric laser transmission through a remote optical router

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566126A (en) * 1967-11-29 1971-02-23 Sylvania Electric Prod Acquisition and tracking laser communication system
US5065455A (en) * 1988-05-20 1991-11-12 Sony Corporation Optical atmospheric link system
US5329395A (en) * 1991-12-28 1994-07-12 Sony Corporation Optical atmospheric communication system
EP0653852A1 (fr) * 1993-11-16 1995-05-17 Canon Kabushiki Kaisha Système de communication optique dans l'espace libre
EP0658987A1 (fr) * 1993-12-17 1995-06-21 Canon Kabushiki Kaisha Dispositif pour communication optique dans l'espace

Also Published As

Publication number Publication date
US6335811B1 (en) 2002-01-01
JPH11136190A (ja) 1999-05-21
DE69835326T8 (de) 2007-12-06
DE69835326T2 (de) 2007-08-30
DE69835326D1 (de) 2006-09-07
EP0911995A2 (fr) 1999-04-28
EP0911995B1 (fr) 2006-07-26

Similar Documents

Publication Publication Date Title
EP0911995A3 (fr) Dispositif pour communication optique dans l'espace
EP0898389A3 (fr) Système de transmission optique, émetteur optique et récepteur optique utilisé à cet effet pour transmettre un signal à modulation angulaire
EP1300691A3 (fr) Procédé de surveillance et capteur opto-électronique
EP0865173A3 (fr) Système de transmission de lumière à longueurs d'onde multiples à pompage à distance
PL330188A1 (en) Information entering apparatus
EP0975197A3 (fr) Communications de point à multipoint à mode multiple et modulation multiple
EP0717521A3 (fr) Réseau optique avec multiplexage par sous-porteuses
EP0913955A3 (fr) Réseau de transmission et filtre pour ceci
EP0874517A3 (fr) Appareil de lecture d'image
EP0346925A3 (fr) Système de communication radio privé utilisant des fibres optiques
EP1008880A3 (fr) Module de communication optique et méthode pour monter un module de communication optique
EP1345347A3 (fr) Système de transmission optique, émetteur optique et procédés associés
EP0992820A3 (fr) Module de connecteur à fibre optique
EP1011194A3 (fr) Récepteur differentiel optoélectronique rapide
EP0748068A3 (fr) Récepteur optique ayant une fonction pour éliminer des surintensités optiques
EP0758090A3 (fr) Dispositif de modulation et conversion d'un signal d'ondes électro-magnétiques en un signal optique et système de communication l'utilisant
EP0866572A3 (fr) Emetteur-récepteur optique à chemin optique commun pour l'émission et la réception
EP0905926A3 (fr) Supression du bruit cohérent rayleigh dans des systèmes de communication bidirectionelle
EP1233549A3 (fr) Systeme de Communication
EP0919837A3 (fr) Système de communication pour un instrument géodesique
EP1039325A3 (fr) Système récepteur pour communications en air libre
EP1122898A8 (fr) Système répéteur optique de surveillance et procédé correspondant
EP0777345A3 (fr) Procédé de surveillance d'un système de transmission avec amplificateurs-répéteurs optiques
EP1233551A3 (fr) Système et procédé d' émission/réception optique et réseau de communication optique
EP0845882A3 (fr) Circuit émetteur-récepteur d'un réseau optique passif

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

17P Request for examination filed

Effective date: 20040220

AKX Designation fees paid

Designated state(s): DE ES FR GB IT NL

17Q First examination report despatched

Effective date: 20040909

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE ES FR GB IT NL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20060726

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20060726

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 69835326

Country of ref document: DE

Date of ref document: 20060907

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061106

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20070427

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20081031

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20081024

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20081029

Year of fee payment: 11

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20100630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091102

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100501

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091022